Service difficulty report · Attach Angle · Boeing 7377H4

Difficulty date
March 2, 2021
Submitted
March 23, 2021
Operation
Air carrier
Aircraft
N213WN
Make and model
Boeing 7377H4
Aircraft serial
34217
Aircraft time
53,650 hours, 31,932 cycles
Part
Attach Angle
Part number
143A9403257
Condition
Corroded
Location
Fwd Cargo
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

***CORROSION*** FWD CGO BAY; FWD FLOOR PNL ATTACH SPLICE; CORRODED AT MARKED FASTENER HOLE; BS 430; LBL 17; WL 156. / REMOVED AND REPLACED ON FCB FWD FLOOR PNL ATTACH SPLICE BS430 WL156 P/N 143A9403-257 P/O #817636 LBL21 - RBL13. IAW AIPC 53-42-11-04 AND DWG 143A7500 80641 15MAR21. NOT ALLOWABLE DAMAGE IN THE SRM. PARTS DO NO HAVE ENTRIES ARE CALLED REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02 STEP 9R

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